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Finding the Fourth Proportional to 93,747.40, 140,621.10 and 93,747.40

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Solution

The fourth proportional to 93,747.40, 140,621.10 and 93,747.40 is: 140,621.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,747.40 : 140,621.10 = 93,747.40 : x
  2. Step 2: Convert to fraction form
    93,747.40/140,621.10 = 93,747.40/x
  3. Step 3: Cross multiply
    93,747.40x = 140,621.10 × 93,747.40
  4. Step 4: Simplify right side
    93,747.40x = 13,182,862,510.14
  5. Step 5: Solve for x
    x = 13,182,862,510.14/93,747.40
  6. Step 6: Final answer
    x = 140,621.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.